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Spironolactone
Specification:
Items | Requirements |
appearance | A white or yellow-white powder |
Identification A.IR -spectrum B.TLC C.Colour Reaction |
Meets the requirement Meets the requirement Meets the requirement |
Specific optical rotation | Between -41° and-46° |
Related substances Impurity A Impurity F Impurity C Impurity D Impurity E Impurity I Any unspecified impurity Total |
Not more than 0.2% Not more than 0.3% Not more than 0.2% Not more than 0.15% Not more than 0.3% Not more than 0.5% Not more than 0.10% Not more than 0.7% |
Free thiol compounds | Not more than 0.05ml |
Chromium | Not more than 50ppm |
Loss on drying | Not more than 0.5% |
Sulphated ash | Not more than 0.1% |
Assay | Between 97.5% and 102.0% |
Residual solvent Methanol |
Not more than 3000ppm |
Particle size(In-house) | Min.50% not more than 5 microns Min.95% not more than 15 microns 100% not more than 30 micron. |
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Company Name: Qingdao Dacon Trading Co., Ltd
Registered Address:No. 519, Workshop On 5/F, 1 Hancheng Rd., Free Trade Zone, Qingdao, Shandong, China (Mainland)
Legal Representative/CEO: Ms. Shuming Kang
Registration No.: 91370220747213098M
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